./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:53:16,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:53:17,045 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:53:17,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:53:17,051 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:53:17,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:53:17,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:53:17,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:53:17,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:53:17,083 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:53:17,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:53:17,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:53:17,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:53:17,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:53:17,085 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:53:17,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:53:17,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:53:17,089 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:53:17,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:53:17,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:53:17,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:53:17,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:53:17,091 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:53:17,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:53:17,091 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:53:17,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:53:17,093 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:53:17,093 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:53:17,093 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:53:17,093 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:53:17,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:53:17,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:53:17,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:53:17,094 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:53:17,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:53:17,094 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:53:17,095 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:53:17,095 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:53:17,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:53:17,096 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a [2024-10-11 15:53:17,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:53:17,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:53:17,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:53:17,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:53:17,410 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:53:17,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2024-10-11 15:53:18,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:53:19,377 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:53:19,378 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2024-10-11 15:53:19,427 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/2ba43a9f6/f63e14c8546246c9b6e63e9b0b8cc448/FLAGf8dd2a374 [2024-10-11 15:53:19,918 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/2ba43a9f6/f63e14c8546246c9b6e63e9b0b8cc448 [2024-10-11 15:53:19,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:53:19,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:53:19,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:53:19,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:53:19,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:53:19,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:53:19" (1/1) ... [2024-10-11 15:53:19,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3ac988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:19, skipping insertion in model container [2024-10-11 15:53:19,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:53:19" (1/1) ... [2024-10-11 15:53:20,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:53:23,203 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319618,319631] [2024-10-11 15:53:23,206 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319787,319800] [2024-10-11 15:53:23,206 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319954,319967] [2024-10-11 15:53:23,206 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[320122,320135] [2024-10-11 15:53:23,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:53:23,271 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:53:23,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5241] [2024-10-11 15:53:23,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5248] [2024-10-11 15:53:23,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5255] [2024-10-11 15:53:23,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5294-5295] [2024-10-11 15:53:23,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5300-5302] [2024-10-11 15:53:23,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5511-5512] [2024-10-11 15:53:23,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5545-5546] [2024-10-11 15:53:23,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5582-5583] [2024-10-11 15:53:23,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5619-5620] [2024-10-11 15:53:23,458 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7057] [2024-10-11 15:53:23,557 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319618,319631] [2024-10-11 15:53:23,558 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319787,319800] [2024-10-11 15:53:23,558 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319954,319967] [2024-10-11 15:53:23,559 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[320122,320135] [2024-10-11 15:53:23,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:53:23,780 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:53:23,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23 WrapperNode [2024-10-11 15:53:23,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:53:23,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:53:23,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:53:23,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:53:23,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:23,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,058 INFO L138 Inliner]: procedures = 434, calls = 1831, calls flagged for inlining = 216, calls inlined = 199, statements flattened = 4873 [2024-10-11 15:53:24,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:53:24,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:53:24,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:53:24,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:53:24,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,105 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,792 INFO L175 MemorySlicer]: Split 925 memory accesses to 16 slices as follows [7, 7, 1, 2, 9, 10, 8, 769, 52, 3, 48, 1, 1, 2, 3, 2]. 83 percent of accesses are in the largest equivalence class. The 273 initializations are split as follows [0, 7, 1, 2, 8, 8, 6, 152, 40, 1, 48, 0, 0, 0, 0, 0]. The 221 writes are split as follows [4, 0, 0, 0, 0, 0, 0, 214, 0, 0, 0, 1, 0, 1, 0, 1]. [2024-10-11 15:53:24,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:24,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:25,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:25,059 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:53:25,060 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:53:25,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:53:25,061 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:53:25,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (1/1) ... [2024-10-11 15:53:25,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:53:25,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:53:25,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:53:25,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:53:25,241 INFO L130 BoogieDeclarations]: Found specification of procedure getlinkstatus [2024-10-11 15:53:25,241 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinkstatus [2024-10-11 15:53:25,245 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-11 15:53:25,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-11 15:53:25,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-11 15:53:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-11 15:53:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:53:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:53:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-10-11 15:53:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-10-11 15:53:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-11 15:53:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-11 15:53:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:53:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:53:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-11 15:53:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-10-11 15:53:25,247 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-11 15:53:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-11 15:53:25,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_79 [2024-10-11 15:53:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_79 [2024-10-11 15:53:25,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_67 [2024-10-11 15:53:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_67 [2024-10-11 15:53:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-11 15:53:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-11 15:53:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-10-11 15:53:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-10-11 15:53:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-10-11 15:53:25,249 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-10-11 15:53:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-11 15:53:25,249 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-11 15:53:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_tx_timeout [2024-10-11 15:53:25,249 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_tx_timeout [2024-10-11 15:53:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-11 15:53:25,250 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-11 15:53:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-11 15:53:25,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-11 15:53:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-11 15:53:25,250 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-11 15:53:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2024-10-11 15:53:25,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2024-10-11 15:53:25,250 INFO L130 BoogieDeclarations]: Found specification of procedure getlinktype [2024-10-11 15:53:25,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinktype [2024-10-11 15:53:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-11 15:53:25,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-11 15:53:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:53:25,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2024-10-11 15:53:25,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2024-10-11 15:53:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-11 15:53:25,256 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-11 15:53:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:53:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:53:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:53:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:53:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:53:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:53:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:53:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:53:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:53:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-11 15:53:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-11 15:53:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-11 15:53:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-11 15:53:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-11 15:53:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-11 15:53:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-10-11 15:53:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rx_descriptors [2024-10-11 15:53:25,263 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rx_descriptors [2024-10-11 15:53:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-11 15:53:25,263 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-11 15:53:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_remove_one [2024-10-11 15:53:25,263 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_remove_one [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:53:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:53:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:53:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:53:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:53:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:53:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-11 15:53:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-11 15:53:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-10-11 15:53:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-10-11 15:53:25,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-10-11 15:53:25,267 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-11 15:53:25,267 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-11 15:53:25,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:53:25,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:53:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:53:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:53:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:53:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-11 15:53:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-11 15:53:25,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-11 15:53:25,274 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-11 15:53:25,274 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-11 15:53:25,274 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-11 15:53:25,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-11 15:53:25,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-10-11 15:53:25,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-10-11 15:53:25,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-10-11 15:53:25,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-10-11 15:53:25,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-10-11 15:53:25,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-10-11 15:53:25,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-11 15:53:25,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-11 15:53:25,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-11 15:53:25,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-10-11 15:53:25,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:53:25,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-10-11 15:53:25,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-10-11 15:53:25,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-10-11 15:53:25,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-10-11 15:53:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:53:25,277 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2024-10-11 15:53:25,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2024-10-11 15:53:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-11 15:53:25,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-11 15:53:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:53:25,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:53:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:53:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:53:25,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:53:25,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:53:25,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:53:25,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-11 15:53:25,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 15:53:25,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 15:53:25,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-10-11 15:53:25,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-10-11 15:53:25,283 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-11 15:53:25,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-10-11 15:53:25,283 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-10-11 15:53:25,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-10-11 15:53:25,284 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-11 15:53:25,285 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-11 15:53:25,285 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-11 15:53:25,285 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-11 15:53:25,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-10-11 15:53:25,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-10-11 15:53:25,285 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rx [2024-10-11 15:53:25,286 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rx [2024-10-11 15:53:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-11 15:53:25,286 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-11 15:53:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:53:25,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:53:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:53:25,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:53:25,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:53:25,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:53:25,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:53:25,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-11 15:53:25,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-11 15:53:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-11 15:53:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-11 15:53:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-10-11 15:53:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:53:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:53:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:53:25,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 15:53:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:53:25,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:53:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2024-10-11 15:53:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2024-10-11 15:53:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-11 15:53:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-10-11 15:53:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-10-11 15:53:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-10-11 15:53:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2024-10-11 15:53:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2024-10-11 15:53:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure enable_rxtx [2024-10-11 15:53:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_rxtx [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-11 15:53:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-11 15:53:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-11 15:53:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-11 15:53:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-11 15:53:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-11 15:53:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-11 15:53:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-11 15:53:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-11 15:53:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-11 15:53:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-10-11 15:53:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 15:53:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 15:53:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-11 15:53:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-11 15:53:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-11 15:53:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-11 15:53:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-11 15:53:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-11 15:53:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-11 15:53:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-10-11 15:53:25,302 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-11 15:53:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-11 15:53:25,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-10-11 15:53:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-10-11 15:53:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_78 [2024-10-11 15:53:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_78 [2024-10-11 15:53:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-10-11 15:53:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-10-11 15:53:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-10-11 15:53:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-10-11 15:53:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:53:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure reset_and_disable_rxtx [2024-10-11 15:53:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_and_disable_rxtx [2024-10-11 15:53:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-11 15:53:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-11 15:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:53:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:53:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-11 15:53:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:53:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:53:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 15:53:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 15:53:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-11 15:53:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:53:25,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:53:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-11 15:53:25,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-10-11 15:53:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-11 15:53:25,316 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-11 15:53:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2024-10-11 15:53:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2024-10-11 15:53:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-10-11 15:53:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-10-11 15:53:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2024-10-11 15:53:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2024-10-11 15:53:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-10-11 15:53:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-10-11 15:53:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-11 15:53:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-11 15:53:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-10-11 15:53:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-10-11 15:53:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rxtx [2024-10-11 15:53:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rxtx [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure m80x_send_cmd_to_phy [2024-10-11 15:53:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure m80x_send_cmd_to_phy [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:53:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffers [2024-10-11 15:53:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffers [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:53:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-10-11 15:53:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-10-11 15:53:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-10-11 15:53:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-10-11 15:53:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-11 15:53:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-11 15:53:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:53:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:53:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-10-11 15:53:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-10-11 15:53:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2024-10-11 15:53:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2024-10-11 15:53:26,271 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:53:26,275 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:53:26,471 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:53:29,531 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-10-11 15:53:30,560 INFO L? ?]: Removed 2359 outVars from TransFormulas that were not future-live. [2024-10-11 15:53:30,560 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:53:30,957 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:53:30,959 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 15:53:30,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:53:30 BoogieIcfgContainer [2024-10-11 15:53:30,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:53:30,961 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:53:30,961 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:53:30,965 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:53:30,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:53:19" (1/3) ... [2024-10-11 15:53:30,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11861464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:53:30, skipping insertion in model container [2024-10-11 15:53:30,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:53:23" (2/3) ... [2024-10-11 15:53:30,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11861464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:53:30, skipping insertion in model container [2024-10-11 15:53:30,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:53:30" (3/3) ... [2024-10-11 15:53:30,969 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2024-10-11 15:53:30,986 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:53:30,986 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-11 15:53:31,095 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:53:31,102 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4d7363e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:53:31,102 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-11 15:53:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand has 1612 states, 1114 states have (on average 1.4201077199281866) internal successors, (1582), 1132 states have internal predecessors, (1582), 412 states have call successors, (412), 84 states have call predecessors, (412), 83 states have return successors, (406), 403 states have call predecessors, (406), 406 states have call successors, (406) [2024-10-11 15:53:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-10-11 15:53:31,133 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:31,134 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:31,135 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:31,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:31,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1746375034, now seen corresponding path program 1 times [2024-10-11 15:53:31,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:31,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7134801] [2024-10-11 15:53:31,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:31,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:31,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:31,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:53:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 15:53:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:32,102 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-11 15:53:32,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:32,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7134801] [2024-10-11 15:53:32,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7134801] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:32,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:32,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:32,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972535985] [2024-10-11 15:53:32,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:32,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:32,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:32,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:32,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:32,144 INFO L87 Difference]: Start difference. First operand has 1612 states, 1114 states have (on average 1.4201077199281866) internal successors, (1582), 1132 states have internal predecessors, (1582), 412 states have call successors, (412), 84 states have call predecessors, (412), 83 states have return successors, (406), 403 states have call predecessors, (406), 406 states have call successors, (406) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:37,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:37,116 INFO L93 Difference]: Finished difference Result 4801 states and 7347 transitions. [2024-10-11 15:53:37,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:37,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 111 [2024-10-11 15:53:37,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:37,161 INFO L225 Difference]: With dead ends: 4801 [2024-10-11 15:53:37,161 INFO L226 Difference]: Without dead ends: 3198 [2024-10-11 15:53:37,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:37,178 INFO L432 NwaCegarLoop]: 1420 mSDtfsCounter, 3204 mSDsluCounter, 2007 mSDsCounter, 0 mSdLazyCounter, 2550 mSolverCounterSat, 1104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3567 SdHoareTripleChecker+Valid, 3427 SdHoareTripleChecker+Invalid, 3654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1104 IncrementalHoareTripleChecker+Valid, 2550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:37,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3567 Valid, 3427 Invalid, 3654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1104 Valid, 2550 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-10-11 15:53:37,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2024-10-11 15:53:37,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 3112. [2024-10-11 15:53:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3112 states, 2178 states have (on average 1.4008264462809918) internal successors, (3051), 2213 states have internal predecessors, (3051), 769 states have call successors, (769), 163 states have call predecessors, (769), 162 states have return successors, (765), 759 states have call predecessors, (765), 765 states have call successors, (765) [2024-10-11 15:53:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 3112 states and 4585 transitions. [2024-10-11 15:53:37,465 INFO L78 Accepts]: Start accepts. Automaton has 3112 states and 4585 transitions. Word has length 111 [2024-10-11 15:53:37,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:37,467 INFO L471 AbstractCegarLoop]: Abstraction has 3112 states and 4585 transitions. [2024-10-11 15:53:37,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:37,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 4585 transitions. [2024-10-11 15:53:37,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-11 15:53:37,476 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:37,478 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:37,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:53:37,478 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:37,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:37,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1145724441, now seen corresponding path program 1 times [2024-10-11 15:53:37,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:37,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424134615] [2024-10-11 15:53:37,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:37,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:53:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:53:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 15:53:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:37,883 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-11 15:53:37,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:37,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424134615] [2024-10-11 15:53:37,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424134615] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:37,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:37,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:37,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105467897] [2024-10-11 15:53:37,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:37,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:37,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:37,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:37,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:37,889 INFO L87 Difference]: Start difference. First operand 3112 states and 4585 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-11 15:53:42,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:42,593 INFO L93 Difference]: Finished difference Result 8818 states and 12984 transitions. [2024-10-11 15:53:42,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:42,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 113 [2024-10-11 15:53:42,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:42,641 INFO L225 Difference]: With dead ends: 8818 [2024-10-11 15:53:42,641 INFO L226 Difference]: Without dead ends: 5725 [2024-10-11 15:53:42,658 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:42,660 INFO L432 NwaCegarLoop]: 1508 mSDtfsCounter, 2734 mSDsluCounter, 2092 mSDsCounter, 0 mSdLazyCounter, 2578 mSolverCounterSat, 1063 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 3600 SdHoareTripleChecker+Invalid, 3641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1063 IncrementalHoareTripleChecker+Valid, 2578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:42,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3044 Valid, 3600 Invalid, 3641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1063 Valid, 2578 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-10-11 15:53:42,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5725 states. [2024-10-11 15:53:42,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5725 to 5551. [2024-10-11 15:53:42,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5551 states, 3842 states have (on average 1.3880791254554918) internal successors, (5333), 3910 states have internal predecessors, (5333), 1385 states have call successors, (1385), 316 states have call predecessors, (1385), 321 states have return successors, (1413), 1360 states have call predecessors, (1413), 1381 states have call successors, (1413) [2024-10-11 15:53:42,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5551 states to 5551 states and 8131 transitions. [2024-10-11 15:53:42,972 INFO L78 Accepts]: Start accepts. Automaton has 5551 states and 8131 transitions. Word has length 113 [2024-10-11 15:53:42,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:42,972 INFO L471 AbstractCegarLoop]: Abstraction has 5551 states and 8131 transitions. [2024-10-11 15:53:42,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-11 15:53:42,973 INFO L276 IsEmpty]: Start isEmpty. Operand 5551 states and 8131 transitions. [2024-10-11 15:53:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-11 15:53:42,975 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:42,975 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:42,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:53:42,979 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:42,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:42,979 INFO L85 PathProgramCache]: Analyzing trace with hash -191349338, now seen corresponding path program 1 times [2024-10-11 15:53:42,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:42,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839450648] [2024-10-11 15:53:42,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:42,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:53:43,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 15:53:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-11 15:53:43,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:43,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839450648] [2024-10-11 15:53:43,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839450648] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:43,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:43,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:43,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334613795] [2024-10-11 15:53:43,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:43,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:43,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:43,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:43,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:43,399 INFO L87 Difference]: Start difference. First operand 5551 states and 8131 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:46,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:46,994 INFO L93 Difference]: Finished difference Result 11235 states and 16471 transitions. [2024-10-11 15:53:46,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:46,995 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 117 [2024-10-11 15:53:46,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:47,033 INFO L225 Difference]: With dead ends: 11235 [2024-10-11 15:53:47,034 INFO L226 Difference]: Without dead ends: 5703 [2024-10-11 15:53:47,057 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:47,058 INFO L432 NwaCegarLoop]: 1453 mSDtfsCounter, 2511 mSDsluCounter, 1983 mSDsCounter, 0 mSdLazyCounter, 2670 mSolverCounterSat, 868 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2802 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 3538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 868 IncrementalHoareTripleChecker+Valid, 2670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:47,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2802 Valid, 3436 Invalid, 3538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [868 Valid, 2670 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-11 15:53:47,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2024-10-11 15:53:47,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5498. [2024-10-11 15:53:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5498 states, 3824 states have (on average 1.3865062761506277) internal successors, (5302), 3883 states have internal predecessors, (5302), 1337 states have call successors, (1337), 334 states have call predecessors, (1337), 334 states have return successors, (1349), 1311 states have call predecessors, (1349), 1333 states have call successors, (1349) [2024-10-11 15:53:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 5498 states and 7988 transitions. [2024-10-11 15:53:47,305 INFO L78 Accepts]: Start accepts. Automaton has 5498 states and 7988 transitions. Word has length 117 [2024-10-11 15:53:47,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:47,306 INFO L471 AbstractCegarLoop]: Abstraction has 5498 states and 7988 transitions. [2024-10-11 15:53:47,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:47,306 INFO L276 IsEmpty]: Start isEmpty. Operand 5498 states and 7988 transitions. [2024-10-11 15:53:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-11 15:53:47,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:47,308 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:47,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:53:47,308 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:47,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:47,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1320364871, now seen corresponding path program 1 times [2024-10-11 15:53:47,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:47,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165735291] [2024-10-11 15:53:47,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:47,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:47,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:53:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 15:53:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-11 15:53:47,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:47,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165735291] [2024-10-11 15:53:47,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165735291] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:47,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:47,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:47,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728553554] [2024-10-11 15:53:47,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:47,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:47,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:47,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:47,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:47,598 INFO L87 Difference]: Start difference. First operand 5498 states and 7988 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:51,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:51,499 INFO L93 Difference]: Finished difference Result 15067 states and 21943 transitions. [2024-10-11 15:53:51,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:51,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 117 [2024-10-11 15:53:51,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:51,558 INFO L225 Difference]: With dead ends: 15067 [2024-10-11 15:53:51,559 INFO L226 Difference]: Without dead ends: 9588 [2024-10-11 15:53:51,582 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:51,583 INFO L432 NwaCegarLoop]: 1409 mSDtfsCounter, 3001 mSDsluCounter, 1991 mSDsCounter, 0 mSdLazyCounter, 2534 mSolverCounterSat, 1128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3339 SdHoareTripleChecker+Valid, 3400 SdHoareTripleChecker+Invalid, 3662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1128 IncrementalHoareTripleChecker+Valid, 2534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:51,583 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3339 Valid, 3400 Invalid, 3662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1128 Valid, 2534 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-10-11 15:53:51,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9588 states. [2024-10-11 15:53:52,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9588 to 9238. [2024-10-11 15:53:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9238 states, 6465 states have (on average 1.3866976024748647) internal successors, (8965), 6571 states have internal predecessors, (8965), 2199 states have call successors, (2199), 572 states have call predecessors, (2199), 571 states have return successors, (2227), 2144 states have call predecessors, (2227), 2195 states have call successors, (2227) [2024-10-11 15:53:52,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9238 states to 9238 states and 13391 transitions. [2024-10-11 15:53:52,181 INFO L78 Accepts]: Start accepts. Automaton has 9238 states and 13391 transitions. Word has length 117 [2024-10-11 15:53:52,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:52,185 INFO L471 AbstractCegarLoop]: Abstraction has 9238 states and 13391 transitions. [2024-10-11 15:53:52,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-11 15:53:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 9238 states and 13391 transitions. [2024-10-11 15:53:52,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-10-11 15:53:52,187 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:52,187 INFO L215 NwaCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:52,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:53:52,189 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:52,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:52,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1275450774, now seen corresponding path program 1 times [2024-10-11 15:53:52,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:52,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593132492] [2024-10-11 15:53:52,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:52,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:52,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:53:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:53:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:53:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:52,548 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-10-11 15:53:52,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:52,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593132492] [2024-10-11 15:53:52,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593132492] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:52,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:52,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:52,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239922067] [2024-10-11 15:53:52,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:52,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:52,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:52,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:52,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:52,551 INFO L87 Difference]: Start difference. First operand 9238 states and 13391 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-11 15:53:56,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:53:56,222 INFO L93 Difference]: Finished difference Result 26183 states and 38022 transitions. [2024-10-11 15:53:56,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:53:56,222 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 118 [2024-10-11 15:53:56,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:53:56,315 INFO L225 Difference]: With dead ends: 26183 [2024-10-11 15:53:56,316 INFO L226 Difference]: Without dead ends: 16964 [2024-10-11 15:53:56,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:53:56,359 INFO L432 NwaCegarLoop]: 1545 mSDtfsCounter, 2769 mSDsluCounter, 2077 mSDsCounter, 0 mSdLazyCounter, 2955 mSolverCounterSat, 997 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 3622 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 997 IncrementalHoareTripleChecker+Valid, 2955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:53:56,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 3622 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [997 Valid, 2955 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-11 15:53:56,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16964 states. [2024-10-11 15:53:57,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16964 to 16356. [2024-10-11 15:53:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16356 states, 11452 states have (on average 1.3842123646524624) internal successors, (15852), 11668 states have internal predecessors, (15852), 3877 states have call successors, (3877), 1035 states have call predecessors, (3877), 1024 states have return successors, (3937), 3749 states have call predecessors, (3937), 3873 states have call successors, (3937) [2024-10-11 15:53:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16356 states to 16356 states and 23666 transitions. [2024-10-11 15:53:57,152 INFO L78 Accepts]: Start accepts. Automaton has 16356 states and 23666 transitions. Word has length 118 [2024-10-11 15:53:57,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:53:57,153 INFO L471 AbstractCegarLoop]: Abstraction has 16356 states and 23666 transitions. [2024-10-11 15:53:57,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-10-11 15:53:57,154 INFO L276 IsEmpty]: Start isEmpty. Operand 16356 states and 23666 transitions. [2024-10-11 15:53:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-10-11 15:53:57,157 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:53:57,157 INFO L215 NwaCegarLoop]: trace histogram [11, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:53:57,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:53:57,157 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:53:57,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:53:57,158 INFO L85 PathProgramCache]: Analyzing trace with hash -531790831, now seen corresponding path program 1 times [2024-10-11 15:53:57,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:53:57,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247373715] [2024-10-11 15:53:57,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:53:57,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:53:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:53:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:53:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:53:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:53:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:53:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:53:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:53:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:53:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:53:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:53:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:53:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-11 15:53:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-11 15:53:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-11 15:53:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:53:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2024-10-11 15:53:57,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:53:57,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247373715] [2024-10-11 15:53:57,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247373715] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:53:57,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:53:57,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:53:57,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021205834] [2024-10-11 15:53:57,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:53:57,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:53:57,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:53:57,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:53:57,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:53:57,489 INFO L87 Difference]: Start difference. First operand 16356 states and 23666 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-11 15:54:01,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:01,677 INFO L93 Difference]: Finished difference Result 49000 states and 71150 transitions. [2024-10-11 15:54:01,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:54:01,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 136 [2024-10-11 15:54:01,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:01,869 INFO L225 Difference]: With dead ends: 49000 [2024-10-11 15:54:01,869 INFO L226 Difference]: Without dead ends: 32663 [2024-10-11 15:54:01,940 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:54:01,941 INFO L432 NwaCegarLoop]: 1560 mSDtfsCounter, 2916 mSDsluCounter, 2076 mSDsCounter, 0 mSdLazyCounter, 2922 mSolverCounterSat, 1034 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3287 SdHoareTripleChecker+Valid, 3636 SdHoareTripleChecker+Invalid, 3956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1034 IncrementalHoareTripleChecker+Valid, 2922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:01,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3287 Valid, 3636 Invalid, 3956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1034 Valid, 2922 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-11 15:54:01,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32663 states. [2024-10-11 15:54:03,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32663 to 31537. [2024-10-11 15:54:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31537 states, 22053 states have (on average 1.3839840384528181) internal successors, (30521), 22503 states have internal predecessors, (30521), 7506 states have call successors, (7506), 1996 states have call predecessors, (7506), 1975 states have return successors, (7630), 7229 states have call predecessors, (7630), 7502 states have call successors, (7630) [2024-10-11 15:54:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31537 states to 31537 states and 45657 transitions. [2024-10-11 15:54:03,458 INFO L78 Accepts]: Start accepts. Automaton has 31537 states and 45657 transitions. Word has length 136 [2024-10-11 15:54:03,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:03,459 INFO L471 AbstractCegarLoop]: Abstraction has 31537 states and 45657 transitions. [2024-10-11 15:54:03,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-10-11 15:54:03,460 INFO L276 IsEmpty]: Start isEmpty. Operand 31537 states and 45657 transitions. [2024-10-11 15:54:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-11 15:54:03,462 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:03,462 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:03,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 15:54:03,462 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:54:03,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:03,463 INFO L85 PathProgramCache]: Analyzing trace with hash -54054280, now seen corresponding path program 1 times [2024-10-11 15:54:03,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:03,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387107637] [2024-10-11 15:54:03,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:03,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:03,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:54:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:54:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 15:54:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:54:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 15:54:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 15:54:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 15:54:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:54:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 15:54:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-10-11 15:54:03,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:03,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387107637] [2024-10-11 15:54:03,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387107637] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:03,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:03,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-11 15:54:03,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151421257] [2024-10-11 15:54:03,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:03,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 15:54:03,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:03,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 15:54:03,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-11 15:54:03,729 INFO L87 Difference]: Start difference. First operand 31537 states and 45657 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:54:09,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:09,344 INFO L93 Difference]: Finished difference Result 95099 states and 138123 transitions. [2024-10-11 15:54:09,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:54:09,344 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 158 [2024-10-11 15:54:09,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:09,717 INFO L225 Difference]: With dead ends: 95099 [2024-10-11 15:54:09,717 INFO L226 Difference]: Without dead ends: 63631 [2024-10-11 15:54:09,827 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:54:09,830 INFO L432 NwaCegarLoop]: 1747 mSDtfsCounter, 2835 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 3058 mSolverCounterSat, 922 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3193 SdHoareTripleChecker+Valid, 3946 SdHoareTripleChecker+Invalid, 3980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 922 IncrementalHoareTripleChecker+Valid, 3058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:09,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3193 Valid, 3946 Invalid, 3980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [922 Valid, 3058 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-10-11 15:54:09,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63631 states. [2024-10-11 15:54:12,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63631 to 61491. [2024-10-11 15:54:12,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61491 states, 43305 states have (on average 1.3835584805449717) internal successors, (59915), 44059 states have internal predecessors, (59915), 14378 states have call successors, (14378), 3830 states have call predecessors, (14378), 3805 states have return successors, (14630), 13985 states have call predecessors, (14630), 14374 states have call successors, (14630) [2024-10-11 15:54:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61491 states to 61491 states and 88923 transitions. [2024-10-11 15:54:13,008 INFO L78 Accepts]: Start accepts. Automaton has 61491 states and 88923 transitions. Word has length 158 [2024-10-11 15:54:13,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:13,010 INFO L471 AbstractCegarLoop]: Abstraction has 61491 states and 88923 transitions. [2024-10-11 15:54:13,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-10-11 15:54:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 61491 states and 88923 transitions. [2024-10-11 15:54:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-10-11 15:54:13,012 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:13,013 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:13,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 15:54:13,013 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:54:13,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:13,014 INFO L85 PathProgramCache]: Analyzing trace with hash 164800438, now seen corresponding path program 1 times [2024-10-11 15:54:13,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:13,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343897213] [2024-10-11 15:54:13,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:13,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:13,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:54:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:54:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 15:54:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:54:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 15:54:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 15:54:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 15:54:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:54:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 15:54:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-11 15:54:13,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:13,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343897213] [2024-10-11 15:54:13,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343897213] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:13,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:13,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:54:13,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344089183] [2024-10-11 15:54:13,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:13,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:54:13,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:13,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:54:13,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:54:13,914 INFO L87 Difference]: Start difference. First operand 61491 states and 88923 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 15:54:18,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:54:18,829 INFO L93 Difference]: Finished difference Result 63633 states and 92393 transitions. [2024-10-11 15:54:18,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:54:18,830 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 158 [2024-10-11 15:54:18,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:54:19,258 INFO L225 Difference]: With dead ends: 63633 [2024-10-11 15:54:19,258 INFO L226 Difference]: Without dead ends: 63631 [2024-10-11 15:54:19,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:54:19,302 INFO L432 NwaCegarLoop]: 1412 mSDtfsCounter, 2487 mSDsluCounter, 3225 mSDsCounter, 0 mSdLazyCounter, 3673 mSolverCounterSat, 861 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2708 SdHoareTripleChecker+Valid, 4637 SdHoareTripleChecker+Invalid, 4534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 861 IncrementalHoareTripleChecker+Valid, 3673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:54:19,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2708 Valid, 4637 Invalid, 4534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [861 Valid, 3673 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-11 15:54:19,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63631 states. [2024-10-11 15:54:22,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63631 to 61495. [2024-10-11 15:54:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61495 states, 43308 states have (on average 1.3835319109633324) internal successors, (59918), 44062 states have internal predecessors, (59918), 14378 states have call successors, (14378), 3831 states have call predecessors, (14378), 3806 states have return successors, (14630), 13985 states have call predecessors, (14630), 14374 states have call successors, (14630) [2024-10-11 15:54:22,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61495 states to 61495 states and 88926 transitions. [2024-10-11 15:54:22,648 INFO L78 Accepts]: Start accepts. Automaton has 61495 states and 88926 transitions. Word has length 158 [2024-10-11 15:54:22,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:54:22,648 INFO L471 AbstractCegarLoop]: Abstraction has 61495 states and 88926 transitions. [2024-10-11 15:54:22,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 15:54:22,649 INFO L276 IsEmpty]: Start isEmpty. Operand 61495 states and 88926 transitions. [2024-10-11 15:54:22,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-10-11 15:54:22,652 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:54:22,652 INFO L215 NwaCegarLoop]: trace histogram [13, 9, 9, 9, 9, 9, 9, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:54:22,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 15:54:22,652 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-10-11 15:54:22,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:54:22,653 INFO L85 PathProgramCache]: Analyzing trace with hash -97041294, now seen corresponding path program 1 times [2024-10-11 15:54:22,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:54:22,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380257704] [2024-10-11 15:54:22,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:54:22,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:54:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:54:22,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:54:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 15:54:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:54:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:54:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:54:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:54:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-11 15:54:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:54:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:54:22,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-11 15:54:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:54:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-11 15:54:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 15:54:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-11 15:54:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:54:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 15:54:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 15:54:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:54:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:22,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 15:54:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:54:23,001 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2024-10-11 15:54:23,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:54:23,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380257704] [2024-10-11 15:54:23,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380257704] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:54:23,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:54:23,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 15:54:23,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599277665] [2024-10-11 15:54:23,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:54:23,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:54:23,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:54:23,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:54:23,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:54:23,004 INFO L87 Difference]: Start difference. First operand 61495 states and 88926 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23)